101542146 has 8 divisors (see below), whose sum is σ = 203084304. Its totient is φ = 33847380.

The previous prime is 101542123. The next prime is 101542157. The reversal of 101542146 is 641245101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

101542146 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8461840 + ... + 8461851.

It is an arithmetic number, because the mean of its divisors is an integer number (25385538).

Almost surely, 2^101542146 is an apocalyptic number.

101542146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101542146 is a wasteful number, since it uses less digits than its factorization.

101542146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16923696.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 101542146 is about 10076.8122935778. The cubic root of 101542146 is about 466.5327247118.

Adding to 101542146 its reverse (641245101), we get a palindrome (742787247).

The spelling of 101542146 in words is "one hundred one million, five hundred forty-two thousand, one hundred forty-six".